>I have an app. that is trying to register mscomct2.ocx (Microsoft Date Time Picker) during install. I generally have not run into problems with this. I have a client with a new PC, running w2k who is attempting to reinstall the app. but is receiving an error (mscomct2.ocx was unable to register itself in the system registry).
>Any ideas?

Does he/she have administrative rights on the machine? If not, that's the problem.